Visual studio 2017 code color issue after update

Question

I used to work comfortably with the Dark theme of VS. Today, I updated my VS to v.15.2(26430.4), but it suddenly run into a visual problem.

The colours of t

Answer 1

This happened to me (amongst others)

Restarting VS fixed it. (No options changes, just exit and start again.)

UPDATE: This is on the user feedback site and should be fixed by updating to 15.2 (26430.06) (published 12 May).